Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleAn improved heuristic for the period vehicle routing problem.AuthorsChao, I-Ming; Golden, Bruce L.; Wasil, EdwardPublicationNetworks, 1995, Vol 26, Issue 1, p25ISSN0028-3045Publication typeArticleDOI10.1002/net.3230260104